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Apple 190 series Laptop User Manual

1. Service Source PowerBook 3400c PowerBook G3 PowerBook 3400c 180 3400c 200 and PowerBook G3 gt Service Source Hot Issues PowerBook 3400 G3 lt u gt Overview 1 Overview This chapter is designed to highlight unique or high priority product issues that you should be aware of before servicing the PowerBook 3400 and PowerBook G3 This chapter alerts you to important issues and provides links to other areas in the manual where more complete information can be found This chapter is not intended to replace other parts of this manual it merely provides a pointer to pertinent information in those chapters The date the Hot Issue was published is indicated in parentheses after the title lt u gt PowerBook 3400 Modem Driver Update 2 PowerBook 3400 Modem Driver Update Issue Customers may report one of the following problems with their PowerBook 3400 modem 1 The modem will not reset following a disconnect sometimes have to wait 10 to 30 minutes before can reconnect to my service provider Does this happen because the modem is too hot 2 When uploading a file using z modem protocol often get multiple errors and my computer freezes or get a system error 3 When I am downloading large files 2 2 5 MB over the modem often get intermittent disconnects quip PowerBook 3400 Modem Driver Update 3 Solution These problems are not heat related To address these sit
2. 1 Slide the latch and its spring to the right and lift them up and off lt u gt 7 Take Apart Display Frame Wa iia i inl 1110 2 ijl eae at ann Display Frame 92 Display Frame Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill e Display Assembly e Display Housing o Take Apart Display Frame 93 1 Remove the 6 interchangeable screws from the display frame all Take Apart Cable Channels Display Frame 94 Note The inverter board is located under the display frame 3 of its connectors must be detached in order to remove the board 2 Using your fingers disconnect the sleep LED connector 3 Using your fingers disconnect the 2 speaker connectors 4 Using a swizzle stick undo and then peel back the kapton tape securing the 3 cables to the display frame o Take Apart Display Frame 95 5 Using your fingers or a flat blade screwdriver release the 6 tabs 6 Lift off the display frame o Take Apart Display Frame 96 Replacement Notes e Making sure the connectors are on top of the display frame set the frame on the display and align the 6 tabs e Without applying pressure to the display gently engage the tabs Make sure they re fully engaged o Take Apart Guide Posts Speaker Connector u pian
3. Connector pI P TA hi x Display Frame 97 Wrap the cables around their guide posts and guide them into their channels Connect the speaker and sleep LED connectors Reattach the kapton tape to secure the 3 sets of wires After checking that the screw holes are still aligned install the screws in this sequence top 2 mid bottom 2 and outer bottom 2 lol Take Apart Inverter Board 98 Inverter Board Inverter Board Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill e Display Assembly e Display Housing e Display Frame lt p all Take Apart Inverter Backlight Display Connector Connector Frame Inverter Board 99 Note Avoid applying pressure to the display which could cause the screen to crack 1 Raise the inverter frame slightly so that it s not touching the display 2 Using your fingers disconnect the backlight connector and the display connector 3 Set the inverter frame aside lol Take Apart Inverter Board 100 4 Using your finger or a flat blade screwdriver release the inverter Display board tab Acoustic Inverter Gasket Board 5 Lift off the inverter board 6 Remove the display acoustic gasket Replacement Notes e Install the display acoustic gasket on the free standing inverter frame Tab e In
4. Sleep Actuator Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest Note Removing the sleep actuator is not necessary for further take apart quip o Take Apart Sleep Actuator 33 1 Remove the screw that Closure holds the closure switch in place Screw lol Take Apart Sleep Actuator 34 Place a flat blade screwdriver behind the actuator and push the actuator out from the palm rest Lift the actuator off its pins lt u gt lol Take Apart Hard Drive 35 Hard Drive Hard Drive Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest quip Take Apart Screw Bracket Hard Drive 36 Remove the 3 interchangeable screws that connect the hard drive bracket to the CPU stiffener Lift up the bracket until you feel a slight resistance The hard drive cable is attached to the logic board near the middle of the bracket Hard Drive 37 Turn the hard drive bracket so that it rests in front of the computer Pull the hard drive cable straight up to disconnect it from the logic board Remove the 4 interchangeable screws holding the drive in the bracket Lift off the bracket lol Take Ap
5. Two PC Card PCMCIA card slots support either two Type or Type Il cards or one Type Ill card Lower slot also supports zoom video a method of displaying video signals from a PC card Apple Desktop Bus ADB port for keyboard mouse or other input devices using a low speed synchronous serial bus 200 mA maximum current draw for all ADB devices Supports up to three ADB devices in a daisy chain quip ia Specifications I O Interfaces 6 Serial port for printer modem including Geo Port support LocalTalk network or other serial devices RS 422 Serial Sound output port for external audio amplifier powered speakers stereo mini jack 3 connector standard 3 5 mm stereo miniplug sound input port for stereo sound input line level stereo mini jack 3 connector standard 3 5 mm stereo miniplug 16 bit stereo sound in and out supports 44 1 kHz CD quality sound 22 kHz and 11 kHz sample rates Four built in speakers two housed in the display and two at the top of the keyboard Sound Built in infrared that supports two types of transmission 230 Infrared kilobit per second IRTalk and 1 megabit per second IrDA lt gt Specifications 1 0 Interfaces 7 Power Adapter Power adapter port Video port for up to 16 bit thousands of color video output to Video most Apple monitors with the supplied adapter VGA monitors 640 x 480 and SVGA monitors 800 x 600 1024 x 768 Security Conn
6. No preliminary steps are required quip lol Take Apart ADB Door 68 1 Open the ADB door Note The ADB door is held in place by 2 pins on the bottom case 2 Unhinge one side of the door then the other 3 Lift off the door lt u gt lol Take Apart 1 0 Door 69 I O Door No preliminary steps are required 170 Door ip I O Door 70 Note The I O door is held in place by 2 pins on the bottom case 1 Placing a finger on each side of the open I O door and one finger in the middle of the door gently bend the door until the middle bows out Unhinge one side of the door Lift the door from the remaining hinge lol Take Apart Front Feet 71 Front Feet No preliminary steps are required Note Removing the front feet is not necessary for further take apart Front Feet quip o Take Apart Front Feet 72 With a flat blade screwdriver pry up and remove the feet from the grooves in the bottom case lol Take Apart Bottom Case 73 Bottom Case Bottom Case Before you begin remove the following Battery Floppy or CD ROM Drive Assembly Keyboard Brightness amp Speaker Grill Left amp Right Clutch Covers Palm Rest Hard Drive Power Supply Board Heatsink Ethernet or Ethernet Modem Card lt IIll gt lol Take Apart Bottom Case 74 Fost 1 0 Shield Reset Actuator Logic Board D
7. Paper Backing Gasket 4 Using the applicator place the gasket on the notched side of the battery bay Make sure the angled edge of the gasket aligns with the angled side of the notch and the gasket flap extends into the notched opening Battery Bay Note Apply the gasket to the dull gray surface Gasket Surface of the bay not the shiny quip Angled Notch lol Additional Procedures Battery Gasket Installation 11 metal surface above it 5 Press the gasket onto the battery bay lt p lol Additional Procedures Battery Gasket Installation 12 6 Remove the applicator from the bay and turn the applicator over so the non sticky side faces the gasket Reinsert the applicator into the battery bay and burnish the gasket to the bay Remove the applicator and replace the battery lt u gt Service Source Exploded View PowerBook 3400c PowerBook G3 lt qu gt lol Exploded View Bottom amp Display Assembly 1 Left Clutch Cover 922 2493 Backup Battery Cable Backup Battery 922 2692 Keyboard 922 3109 Hard Drive Bracket 922 2497 Hard Drive 3400 661 1241 661 1333 661 1482 G3 Hard Drive Cable 922 2470 PCMCIA Shield 922 2500 3400 Power Supply Board 661 1237 3400 661 1473 G3 Deflector 922 2505 Fan Kit 076 0615 3400 076 0714 G3 I O Shield 922 2499 ADB Door 922 2496 Bo
8. They can also choose carry in service from an AASP Ordering Apple Service Providers planning to support the computer systems covered in this manual may purchase Service modules and parts to develop servicing capability To order parts use the AppleOrder US only or ARIS Canada only system and refer to Service Price Pages quip Repair Strategy 6 Large businesses universities and K 12 accounts must provide a purchase order on all transactions including orders placed through the AppleOrder US only or ARIS Canada only system USA Ordering US Service Providers not enrolled in AppleOrder may fax their orders to Service Provider Support 512 908 8125 or mail them to Apple Computer Inc Service Provider Support MS 212 SPS Austin TX 78714 9125 For US inquiries please call Service Provider Support at 800 919 2775 and select option 1 quip Repair Strategy 7 Canadian Ordering Canadian Service Providers not enrolled in ARIS may fax their orders to Service Provider Support in Canada 1 800 903 5284 For Canadian inquiries please call Service Provider Support at 905 513 5782 and select option 3 lt u gt Warranty AppleCare ARIS 8 Warranty AppleCare ARIS US Only The PowerBook 3400c and PowerBook G3 are covered under the Apple One Year Limited Warranty The AppleCare Service Plan is also available for these products Service Providers are reimbursed for warranty and AppleC
9. 2 Reset the power manager 3 Check keyboard connection by disconnecting and reconnecting keyboard cables 4 Replace keyboard 5 Replace logic board Update Serial DMA extension to version 2 1 or higher quip E Troubleshooting Known good direct connect printer does not print Known good network printer does not print 2 0 02 02 0 AUN Symptom Charts Peripherals 30 Reset PRAM Verify that Chooser and Control Panel settings are correct Check cables Replace printer cable Try known good printer Replace logic board Reset PRAM Verify that Chooser and Control Panel settings are correct Check cables Attach computer directly to printer and retest Replace logic board quip lor Troubleshooting Symptom Charts Peripherals 31 I O devices are unrecognized or garbage is transmitted or received In disk mode computer does not display SCSI icon until host is booted or computer crashes when host is shut down AWD num Reset PRAM Check cables Verify that SCSI device is correctly terminated Verify that SCSI select switch setting on external device is unique Test device with known good computer Replace logic board Verify that computer has a unique SCSI ID Check that SCSI disk mode cable is good and that connection is tight Replace logic board lt a gt lol Troubleshooting Symptom Charts Miscellaneous 32 Sleep light won t come on Screen goes bl
10. Click the Acrobat toolbar icon for the database which is near the right end of the toolbar with the letters SP lt u gt E Specifications Processor 2 CPU PowerBook 3400c PowerBook G3 Cache PowerBook 3400c PowerBook G3 Processor PowerPC 603e microprocessor running at 180 200 or 240 MHz PowerPC G3 microprocessor running at 250 MHz 256K second level L2 cache 512K L2 backside cache lt u gt E Specifications Memory 3 RAM PowerBook 3400c PowerBook G3 ROM VRAM Memory 16 MB EDO RAM expandable to 144 MB 32 MB EDO RAM expandable to 160 MB 4 MB ROM 2 MB VRAM lt u gt Disk Storage 4 ia Specifications Floppy Drive Hard Drives CD ROM Drives PowerBook 3400c PowerBook G3 Disk Storage Removable 1 44 MB floppy drive in the expansion bay Reads and writes Macintosh 1 4 MB and 800K floppy disks as well as Windows DOS and OS 2 720K and 1 44 MB floppy disks 1 3 2 0 3 or 5 GB 2 5 hard drive Optional removable 6x speed CD ROM drive in the expansion bay if included PowerBook 3400c 180 PowerBook 3400c 200 Removable 12x speed CD ROM drive in the expansion bay PowerBook 3400c 240 Removable 20x speed CD ROM drive in the expansion bay lt u gt I O Interfaces 5 SCSI PC Cards ADB I O Interfaces SCSI port HDI 30 connector for hard drives scanners printers and other devices also supports PowerBook SCSI disk mode
11. and its spring Replacement Notes e With the space plate s notched side facing down install the alignment guide onto the plate Slide the alignment guide assembly onto the CPU stiffener Install the expansion bay flip door without the spring onto the CPU stiffener Holding it in place pop the spring onto lt gt CPU Stiffener 56 the 2 door tabs Insert the foot spring assembly into its opening on the CPU stiffener Holding in the release lever push in the foot spring assembly as far as it will go Letting go of the release lever locks the assembly into place Before installing the stiffener make sure 1 the LED cable is out of the way and 2 the I O shield infrared board and infrared window are correctly aligned lt u gt lol Take Apart Infrared Window amp Board 57 Infrared Board Infrared Window Infrared Window amp Board Before you begin remove the following Battery Floppy or CD ROM Drive Assembly Keyboard Brightness amp Speaker Grill Left amp Right Clutch Covers Palm Rest Hard Drive Power Supply Board Heatsink quip lol Take Apart Infrared Window amp Board 58 e Ethernet or Ethernet Modem Card Infrared e Logic Board Window e Display Assembly Infrared e CPU Stiffener Board j Note The infrared board falls out when you remove the infrared window 1 Lift the infrared window off the bottom case 2 Remove the infrared bo
12. unrecognizable card appears in place of card name in PCMCIA Eject control panel card is damaged or computer does not have software required to support it Eject card System with PC card Replace logic board performs poorly or hangs during floppy drive operations lt a gt lol Troubleshooting Symptom Charts Infrared Communication 24 Infrared communication is not working Infrared Communication Clean infrared window with soft lint free cloth Verify infrared cable connection Verify infrared signal is being received by host computer Replace infrared cable Replace infrared board a AUN lt a gt Troubleshooting After you connect external SCSI device computer does not boot Symptom Charts Peripherals 25 Peripherals 1 Verify that device and SCSI chain are terminated correctly 2 Switch on external SCSI device before starting computer 3 Check cable connections 4 Try known good SCSI cable 5 Verify that SCSI ID select switch setting on external device is unique Try known good external SCSI device 7 Replace logic board o gt quip Troubleshooting Cursor does not move when you are using trackpad a AUN Symptom Charts Peripherals 26 Shut down computer unplug adapter and remove battery Let computer sit for 1 minute before restarting Reset power manager Check trackpad connections Check keyboard and logic board connections Connect low power mouse
13. Rest Hard Drive Power Supply Board Heatsink Ethernet or Ethernet Modem Card lt IIll gt Take Apart Logic Board 46 1 Disconnect the display cable 2 To avoid damage to its pins lift the PCMCIA switch board straight up and off lol Take Apart Logic Board 47 Air Flow Detector LED Connector Using your fingers disconnect the LED connector and gently guide the cable out of its 5 tabs on the CPU stiffener Lift off the air flow deflector if present Note The PowerBook G3 does not include an air flow deflector lt p lol Take Apart Logic Board 48 5 Using your fingers disconnect the fan connector Left Side of Board 6 Slightly pull out the left side of the bottom case to free the logic board 7 Grasp the right corner of the board and lift it up and out Right Bide i Bidi ies lt gt o Take Apart Logic Board 49 Note This step is not necessary for further take apart 8 On the underside of the logic board disengage the 2 tabs on the PCMCIA shield and lift off the shield Replacement Note The pins on the PCMCIA switch board are easily bent install the board carefully lol Take Apart CPU Stiffener 50 CPU Stiffener CPU Stiffener Before you begin remove the following Battery Floppy or CD ROM Drive Assembly Keyboard Brightness amp Speaker Grill Left amp Right Clutch Covers Palm Rest
14. drive Replace logic board lt a gt Troubleshooting CD ROM drive does not accept disc Volume control does not operate correctly Macintosh cannot mount CD ROM drive Symptom Charts CD ROM Drive 20 CD ROM Drive 1 Replace disc if dirty or damaged 2 Reinsert CD ROM drive 3 Replace CD ROM drive 1 Check Control Panel Sound setting 2 Reinsert CD ROM drive 1 Reinsert CD ROM drive 2 Replace CD ROM drive quip lol Troubleshooting Symptom Charts CD ROM Drive 21 Audio and video present but CD ROM drive in media bay does not operate Try known good CD ROM disc Check CD ROM drive cable connections inside CD ROM case Replace CD ROM drive cable Replace CD ROM drive lt a gt Troubleshooting Symptom Charts PC Card Module PCMCIA 22 PC Card Module PCMCIA PC Card won t eject 1 Make sure computer is not in sleep mode 2 Make sure PC Card slot is not blocked 3 Insert straightened paper clip into hole next to slot 4 Use needlenose pliers to remove PC Card 5 Verify that PC Card is not warped or damaged in any way if so replace with new card PC Card is inserted Note Modem and communication cards may not appear on but doesn t appear on desktop desktop 1 Try PC Card in the other slot 2 Replace PC Card 3 Replace PC Card cage 4 Replace logic board quip lol Troubleshooting Symptom Charts PC Card Module PCMCIA 23 Note If defective card or
15. service provider for recycling or proper disposal Review battery handling and disposal instructions in Safety Information in Bulletins lt gt Battery Information 16 Safety Handle the battery carefully Do not drop puncture disassemble mutilate or incinerate it Do not leave a battery in the computer for longer than a week without plugging in the power adapter Always put the battery cap on the battery when the battery is out of the PowerBook The battery contacts should not be exposed when the battery is out of the computer Do not leave the battery in hot locations such as the trunk of a car Do not leave a battery in storage for longer than six months without recharging it Never get batteries wet Do not short circuit the battery terminals Doing so may cause an explosion or a fire Recharge batteries only as described in the user s manual and only in ventilated areas lt u gt PC Card Handling 17 PC Card Handling Two PC Card slots also known as PCMCIA slots are featured in the PowerBook 3400c and G3 computers The two slots accept a variety of third party PC Cards with 68 pin connectors There are three types of PC Cards Type 3 3 mm Type Il 5 mm and Type III 10 5 mm Type and Type ll cards fit in either the upper or lower slot of the PC lt gt PC Card Handling 18 Card unit Type Ill cards can only be placed in the lower slot When a Type Ill card is
16. unit upside down lt p eal Take Apart Floppy Drive Assembly 7 1 Slide the release button forward Caution Grasp the ridged area of the plastics not the metal cover This prevents bending the metal top case and possibly damaging the drive Floppy Drive Assembly 2 Grasp the floppy drive assembly by its ridged area and pull it out of the media bay Release Button fa Take Apart Floppy Drive Assembly 8 Replacement Caution Media bay tolerances are tight Align media bay devices carefully before inserting them into the bay lt u gt lol Take Apart CD ROM Drive Assembly 9 CD ROM Drive Assembly No preliminary steps are required Note Media bay devices require approximately 7 Ib pull strength CD ROM Drive Assembly lt p eal Take Apart CD ROM Drive Assembly Release Button CD ROM Drive Assembly 10 Caution To remove the assembly without damaging it turn the unit upside down as shown 1 Slide the release button forward Caution Grasp the ridged area of the plastics not the metal cover This prevents bending the metal top case and possibly damaging the drive 2 Grasp the CD ROM drive assembly by its ridged area and pull it out of the media bay fa Take Apart CD ROM Drive Assembly 11 Replacement Caution Media bay tolerances are tight Align media bay devices carefully before inserting them into the bay lt
17. Hard Drive Power Supply Board Heatsink Ethernet or Ethernet Modem Card lt IIll gt lol Take Apart CPU Stiffener 51 e Logic Board e Display Assembly Note The alignment guide assembly consists of a metal expansion bay spacer plate and a plastic expansion bay alignment guide Its removal is not necessary for further take apart 1 Insert a flat blade screwdriver into the opening on the CPU stiffener and slightly lift up the alignment guide assembly 2 Using your fingers slide quip lol Take Apart CPU Stiffener 52 the assembly forward and lift it off Note Turn the assembly around to perform the next step Metal Plate 3 Holding the 2 pieces taut insert a flat blade plete screwdriver under the Alignment Guide metal spacer plate and underneath pop off the alignment plate guide Alignment Guide Assembly lt gt lol Take Apart CPU Stiffener 53 4 Remove the 2 interchangeable screws from the center clutch cover Sore w Center T Clutch 5 Remove the 3 Cover interchangeable screws from the CPU stiffener T Screw 6 Lift off the CPU stiffener Screw CPU quip lol Take Apart CPU Stiffener 54 7 Using your finger push in the foot lever on each foot and release it quip lol Take Apart CPU Stiffener 55 Expansion Bay Flip Door 8 Slide the expansion bay flip door forward and gently remove the door
18. Specifications Operating Temperature Storage Temperature Relative Humidity Operating Altitude Shipping Non Operating Altitude Environmental 50 to 95 F 10 to 35 C 13 to 140 F 25 to 60 C 20 to 80 noncondensing 10 000 ft 3 048 m maximum 15 000 ft 4 572 m maximum lt u gt Service Source Troubleshooting PowerBook 3400c PowerBook G3 lt a gt lol Troubleshooting General 1 General In each product manual on Service Source you will find Flowcharts and or Symptom Charts designed to help you diagnose and repair Apple computers If you have narrowed the problem down to a particular symptom start with the Symptom Charts Because cures are listed in the order of most likely solution try the first cure first Verify whether or not the product continues to exhibit the symptom If the symptom persists try the next cure If you are not sure what the problem is or if the Symptom Charts do not resolve the problem refer to the Flowcharts If you require additional assistance contact Apple Technical Support Refer to the About topic under the Do menu for the Apple Technical Support phone number lt a gt Troubleshooting Symptom Charts Startup 2 Symptom Charts Startup RAM failure occurs 1 Remove RAM card if present and restart computer If eight tone error startup sequence is normal replace RAM card and retest chord sequence sounds 2 Reseat RAM car
19. adapter Replace logic board Reset PRAM Disconnect power adapter remove battery disconnect backup battery and wait 15 minutes before retesting quip Troubleshooting Symptom Charts Power 8 Low power warning 1 Attach power adapter and recharge battery appears 2 Disconnect peripherals If warning disappears when peripherals are disconnected verify that peripherals are low power 3 Reduce use of CD ROM floppy or hard drive sound backlight or other power consuming devices Or reconnect power adapter 4 Try known good charged battery 5 Try known good power adapter 6 Inspect power adapter port Verify that connector is not loose if it is replace main logic board 7 Replace power supply board 8 Replace logic board lt a gt Troubleshooting Partial or full row of pixels is always on or never comes on in an active matrix display Symptom Charts Video 9 Video Note A certain number of defects are inherent in display technology and vary by many factors including type of technology If you suspect that your display contains an abnormal number of defects call Apple Technical Support 1 2 w Check display and backlight cables and connections If display cable connection to logic board is loose replace brightness and speaker grill Replace display Replace logic board quip Troubleshooting Symptom Charts Video 10 Display is very light 1 Adjust screen contrast and br
20. and try to move cursor If cursor moves try using trackpad and keyboard If trackpad does not move cursor replace trackpad If keyboard does not respond replace keyboard Replace logic board quip ia Troubleshooting Cursor intermittently does not move or moves erratically Symptom Charts Peripherals 27 Note User must touch trackpad with the surface of only one finger at a time and point directly down on the trackpad surface 1 a AUN Clean trackpad surface with computer off using a non static inducing material Check trackpad connections Replace trackpad Replace keyboard Replace logic board quip Troubleshooting Cursor moves but clicking trackpad button has no effect Cursor does not move when you are using mouse NOU BRWD Symptom Charts Peripherals 28 Reset power manager Check trackpad connections Check keyboard and logic board connections Replace trackpad cable Replace trackpad Replace keyboard Replace logic board Check mouse connection to ADB port Try a known good low power mouse If the known good mouse works clean mouse ball and inside of original mouse and retest If the original mouse still doesn t work replace it Replace logic board quip Troubleshooting No response to any key on keyboard Serial device such as digital camera not recognized by computer Symptom Charts Peripherals 29 1 Verify that computer is on
21. ank computer shuts down every few minutes Application gradually runs slower Hard drive slow screen goes blank Ethernet connection drops off line by itself Miscellaneous 1 Verify that computer is in sleep mode and not powered off 2 Reset power manager 3 Replace inverter board Computer is going into system sleep to conserve battery power Adjust sleep delays in Control Panel or connect power adapter Computer is switching to system rest If system rest interfering with operation of application connect power adapter Adjust sleep delays in Control Panel or connect power adapter Install Ethernet driver 2 0 4 or later lt a gt Troubleshooting Troubleshooting Flowchart Startup Problems 33 Troubleshooting Flowchart Startup Problems START lt Reset the Power Manager Press power button to begin boot sequence Do you N 1 Check the keyboard and hear the Does any o display cables i gt startup video 2 Replace the keyboard tones appear 3 Replace the logic board 1 Check the volume 2 Check the keyboard and gt display cables 3 Replace the speaker 4 Replace the logic board Are the startup tones normal No See Startup in the z Symptom Charts 1 Check display inverter cable connections 2 Replace the display and gt backlight cables 3 Replace the inverter 4 Replace the
22. ard from the bottom case lt gt lol Take Apart Infrared Window amp Board 59 3 Disconnect the infrared cable from the board Replacement Notes Do not leave fingerprints on the infrared window Before installing it clean it with a soft lint free cloth e With its notched side down install the infrared window into its slot on the bottom case e Before installing the infrared board install its cable e With its notched side down angle the board onto lt p Infrared Window amp Board 60 its 3 holding tabs on the bottom case Align the notch with the center tab and push the board back until it snaps into place underneath the window tab e Before installing the CPU stiffener onto the bottom case thread the infrared cable up though the stiffener and hold the infrared window in place lt u gt lol Take Apart Media Bay LED amp Release Mechanism 61 Media Bay LED amp Release Mechanism Media Bay LED Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest Media Bay Release Mechanism e Hard Drive e Power Supply Board lt gt lol Take Apart Media Bay LED amp Release Mechanism 62 Media Bay LED Heatsink Ethernet or Ethernet Modem Card Logic Board Display Assembly CPU Stiffener Insert a flat blade screwdriver under
23. are repairs made to these computers For pricing information refer to Service Price Pages Canada Only The PowerBook 3400c and PowerBook G3 are covered under first year AppleCare The Extended AppleCare Service Plan is also available for these products Service Providers are reimbursed for first year warranty and Extended AppleCare repairs made to these computers For pricing information refer to Service Price Pages lt u gt View of Front and Right Side 9 D Brightness Control Floppy Drive Expansion Bay Drive Light Security Slot Battery View of Front and Right Side The front of the computer includes the following stereo speakers volume control brightness control sleep indicator and microphone The right side includes the battery security slot expansion bay drive light and floppy drive lt u gt View of Rear and Left Side 10 Stereo Speaker Sound Output P Port men Hy Por Infrared 8 Window a wo Al Expansion T card slots Port HT PC Card Reset Button Eject Buttons Printer External Modem Port SCSI Port HDI 30 ADB Port Power Elevation Video Port Adapter Feet Port View of Rear and Left Side The rear panel includes the infrared window reset button and these ports expansion printer external modem SCSI video and power adapter The left side includes a stereo speaker two PC card PCMCIA slots PC card ejec
24. art Hard Drive 38 g Eeter 7 Remove the hard drive insulator 8 Using the pull tab disconnect the cable from the hard drive Note Once you remove the hard drive the computer will be top heavy To prevent the unit from tipping backwards do one of the following Set the removed battery at a 45 angle over the bottom right corners of the computer e Adjust the display so that it sits at an 80 angle lt u gt lol Take Apart Power Supply Board 39 Power Supply Board Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest e Hard Drive quip o Take Apart Power Supply Board 40 Note The connector is located on the top right side of the power supply board 1 To prevent damage to its connector grasp the top edges of the power supply board and lift it straight up and off Connector underside 2 of board lol Take Apart Heatsink 41 Heatsink Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest e Hard Drive e Power Supply Board lt p lol Take Apart Heatsink 42 dy a 7 Infrared a Note The heat transfer sponge on the heatsink is tacky keep it clean so it does n
25. d and check connection after startup chord Replace RAM card 4 Replace logic board w quip lol Troubleshooting Symptom Charts Startup 3 Hardware failure 1 Reset PRAM occurs four tone 2 Remove floppy drive from media bay and restart computer If error chord sequence startup sequence is normal insert floppy drive and retest sounds after startup 3 Replace floppy mechanism chord 4 Disconnect hard drive cable and restart computer If startup sequence is normal reconnect cable and retest 5 Replace hard drive 6 Replace logic board Startup failure Upgrade to System Enabler 1 2 1 or later Refer to Apple Software occurs when using Updates on Service Source Companion CD minimum System Folder and System 7 6 lt a gt Troubleshooting Computer won t power up Symptom Charts Power 4 Power Note You will hear only the click of the power on button when you attempt to start up a computer that lacks sufficient power to start 1 If sleep LED is continually on backup battery power has been interrupted Restart computer by holding down reset actuator 10 20 seconds If computer doesn t restart repeat 3 4 times Try known good power adapter Try known good charged battery Connect power adapter and restart computer in 3 4 minutes Replace power supply board Replace logic board num BW PP quip Troubleshooting Screen is blank computer doesn t respond Ww N OON DUB Sy
26. d pull it up 3 Turn the palm rest over and set it in the area the keyboard occupied lt p lol Take Apart Palm Rest 27 4 Using a dental pick detach the trackpad Trackpad Connector connector Replacement Notes e Before you connect the trackpad cable to the logic board make sure the ferrite bead is installed e Install the palm rest before installing the left amp right clutch covers The palm rest tabs fit under the clutch cover tabs lt u gt lol Take Apart Trackpad 28 Trackpad Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest quip o Take Apart Button Screw Trackpad 29 Remove the 2 interchangeable screws that hold the trackpad button in place fe Take Apart Switch Board Trackpad 30 2 Slide the switch board out from the 4 tabs holding it in place 3 Disconnect the trackpad cable from the trackpad board 4 Lift the trackpad board out from under the mounting ledge Replacement Note Note the 2 tiny notches on the trackpad near the bottom and how they align with the tabs in the plastics ia Take Apart Trackpad 31 Note Use a nonstatic inducing material to clean the trackpad surface making sure the computer is off lt u gt lol Take Apart Sleep Actuator 32 Sleep Actuator
27. display 5 Replace the logic board Does a gray screen appear with pointer lt gt Troubleshooting Symptom Charts Miscellaneous 34 Troubleshooting Flowchart Startup Problems 1 Boot with extensions off 2 Boot with Disk Tools Update Driver L 3 Replace the hard drive 4 Replace the logic board Does the No PowerBook continueN to boot to the desktop Yes 1 Reset PRAM 2 Boot from Disk Tools 3 If hard drive appears reinstall system software 4 If hard drive doesn t appear see if Hard Drive Format can reformat it Replace the hard drive cable Replace the hard drive Replace the logic board Reset PRAM 2 Check the trackpad and keyboard cables Replace the trackpad and gt keyboard cables Replace the trackpad Replace the keyboard Replace the logic board Do the trackpad and keyboard function wo oust Insert a known good disk into the floppy disk drive and try to initialize it Does the disk initialize No 1 Replace the floppy drive cable 2 Replace the floppy drive Service Source Take Apart PowerBook 3400c PowerBook G3 lt u gt Tools 1 Tools Use the following tools for taking apart these computers e Small flat blade screwdriver 8 Torx driver for removing most screws 6 Torx driver for removing the floppy
28. drive screws Swizzle stick for removing name plates and kapton tape Dental pick for opening flex connectors lt u gt Screws 2 Screws There are 38 screws installed in these PowerBooks not including the CD ROM drive in 12 different sizes You will notice that each part other than the floppy drive case kit uses only one type of screw which makes reassembly easier than in other PowerBooks For example the display frame uses 6 identical screws and the trackpad button uses 2 identical screws For the location of each screw in the computers refer to the Exploded View chapter lt u gt Bottom Case Assembly 3 Bottom Case Assembly Procedures for removing parts from the bottom case assembly are detailed on the following pages quip lol Take Apart Battery 4 Battery Before you begin unplug the power adapter Caution You must remove the battery before performing any take apart procedure a Battery lt p Battery 5 1 Push the button and slide the battery out of the media bay Replacement Caution You must install the battery before connecting the power adapter Button lol Take Apart Floppy Drive Assembly 6 a M e f Pai Floppy Drive Assembly Floppy Drive Assembly No preliminary steps are required Note Media bay devices require approximately 7 Ib pull strength Caution To remove the assembly without damaging it turn the
29. dures for removing parts from the display assembly are detailed on the following pages lt gt lol Take Apart Display Assembly 81 Display Assembly Display Assembly Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill quip Display Cable 1 Display Assembly 82 Gently disconnect the display cable from the logic board fe Take Apart Display Assembly 83 2 Remove the 2 interchangeable screws from the metal clutches Lift off the display assembly Replacement Note To prevent tearing the display cable make sure the screw hole on the cable aligns with the screw hole on the clutch ePerform this test to confirm you installed the display assembly correctly Try to insert a 3 5 diskette between the closed assembly and the Display Assembly 84 top case If you can this indicates the clutch screws are undertightened Remove the display assembly and loosen the screws lt u gt o Take Apart Display Housing Display Housing 85 Display Housing Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill e Display Assembly o Take Apart Bezel Mame Plates Display Housing 86 Using a plastic swizzle stick
30. ector on side panel allows users to attach security device also secures battery and any module in expansion bay lt u gt E Specifications Expansion Interfaces 8 Expansion Interfaces Expansion Bay Expansion bay accepts a removable expansion bay module floppy drive CD ROM drive or other modules lt u gt E Specifications I O Devices 9 I O Devices Keyboard Built in keyboard with 12 function keys 76 keys domestic 77 keys ISO 3 0 mm travel keyboard 19 mm vertical and horizontal pitch Trackpad Integrated solid state trackpad Microphone Internal electret omnidirectional microphone lt u gt ia Specifications Video 10 Video Display 12 1 diagonal 800 x 600 active matrix color SVGA thousands of colors lt u gt E Specifications Electrical 11 Electrical Main Battery Rechargeable lithium ion Lilon battery 2 4 hours of use before recharging Power Adapter 100 240 VAC line voltage 50 60 Hz Backup Battery 60 milliampere mAh rechargeable NiMH battery for calendar clock maintenance Also backs up contents of RAM for a few minutes while battery is changed when PowerBook is in sleep mode lt u gt ia Specifications Physical 12 Physical Dimensions Height 2 4 in 65 6 mm Width 11 5 in 293 mm Depth 9 5 in 239 5 mm Weight 7 2 16 3 2 kg with floppy drive installed 7 4 16 3 3 kg with CD ROM drive installed lt u gt Environmental 13 ia
31. he kapton tape to the Y section of the display cable To prevent damage to the components on the display lift the bezel up slightly to reduce the load on the display Then connect the display cable to the display Attach 4 pieces of new kapton tape where indicated by the guide lines on the display shield lt u gt Take Apart Display 109 Display Display Before you begin remove 3 the following e Battery e Floppy or CD ROM Drive Assembly Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill Display Assembly Display Housing Display Frame Inverter Board Display Cable Area of Shield Surrounding sere Display 110 1 Remove the display from the bezel Caution The upper right corner of the shield surrounding the screw has a thin strip that is easily ripped Be careful not to tear it as you remove the shield 2 Carefully slide the display out of its shield guiding the backlight cable so it does not get caught fa Take Apart Display 111 Replacement Notes e Holding the display shield against your chest slide the display in guiding the backlight cable through e Set the display in the bezel Turn the bezel over and check that the shield does not show lt u gt lol Take Apart Clutch 112 Clutch Before you begin remove the following e Battery _ Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Co
32. he keyboard immediately behind each screw hole This allows the screws to install more easily lt u gt Take Apart RAM Card 17 RAM Card Before you begin remove the following e Battery e Floppy Drive e Keyboard o Take Apart RAM Card RAM Card 18 Grasp the RAM card by the corners closest to you supporting the bottom left corner over the connector and lift straight up lol Take Apart Brightness amp Speaker Grill 19 Brightness amp Speaker Grill Before you begin remove the following Brightness e Battery amp Speaker e Floppy or CD ROM Drive Grill Assembly e Keyboard Note If you are not performing an additional take apart it is not necessary to detach the cables of the keyboard lt p o Take Apart Brightness amp Speaker Grill 20 1 Using a dental pick detach the brightness amp speaker cable from its connector Brightness amp Speaker Connector 2 Remove the screw from the brightness amp speaker grill 3 Lift off the brightness amp speaker grill lol Take Apart Brightness amp Speaker Grill 21 4 Using your fingers disconnect the backup Backup Battery battery connector Connector Backup 5 30 Note The backup battery is Battery gt adhered to the grill with tery Sa reusable adhesive 5 Gently pull the backup battery off the grill Replacement Caution Install the backup battery in exactly
33. hich is optimized to run with the G3 processor The combination of these features results in PowerBook G3 break through performance lt u gt System Configurations 3 System Configurations The PowerBook 3400c and G3 come in these configurations PowerBook 3400c 180 February 97 e Processor 180 MHz PowerPC 603e e RAM 16 MB e Drives 1 GB hard drive 1 44 floppy drive optional 6x CD ROM drive e Display 12 1 inch SVGA PowerBook 3400c 200 February 97 e Processor 200 MHz PowerPC 603e e RAM 16 MB e Drives 2 GB hard drive 1 44 floppy drive 6x CD ROM drive e Display 12 1 inch SVGA e Modem EtherNet modem card lt p System Configurations 4 PowerBook 3400c 240 March 97 Processor 240 MHz PowerPC 603e RAM 16 MB Drives 3 GB hard drive 1 44 floppy drive 12x CD ROM drive Display 12 1 inch SVGA Modem EtherNet modem card PowerBook G3 November 97 Processor 250 MHz PowerPC G3 Cache L2 backside cache RAM 32 MB Drives 5 GB hard drive 1 44 floppy drive 20x CD ROM drive Display 12 1 inch SVGA Modem EtherNet modem card lt u gt Repair Strategy 5 Repair Strategy Service the PowerBook 3400c and PowerBook G3 through module exchange and parts replacement Customers can request on site service from an Apple Authorized Service Provider Plus AASP Apple Assurance US only or request a courier through the Apple Canada Technical Answerline Canada only
34. hium ion Lilon battery supplied with the computer Batteries designed for other portable computers may look similar but they may not work with your computer and may damage it The Lilon and nickel metal hydride NiMH batteries look similar To distinguish them e Read the label on the battery which will identify the battery as either Lilon or NiMH Look for battery indicator lights if the battery has them it s a Lilon battery quip Battery Information 14 Main Battery For their main batteries the PowerBook 3400c and G3 use lithium ion Lilon batteries Each battery provides power for up to four hours of work time Note Although these batteries fit into a Power Book 190 5300 it will not recognize or charge them Note To use the PowerBook G3 battery in a PowerBook 3400c you may need to install a software update lt gt Battery Information 15 Optional Battery The PowerBook 3400c and G3 computers can also use a nickel metal hydride NiMH battery This battery provides somewhat less work time the precise amount of work time depends on the model you have and the battery conservation features you use Battery Handling Guidelines The following are guidelines for properly handling the PowerBook 3400c and G3 batteries Warning Lilon batteries contain hazardous chemicals and should not be thrown out with household or office trash Take dead batteries to an Apple authorized
35. ightness settings or totally white 2 Verify display cable inverter board and logic board connections 3 If display cable connection to logic board is loose replace brightness and speaker grill 4 Replace inverter board 5 Replace display 6 Replace logic board Display stopped 1 Replace display working or dimmed but is fine now quip fa Troubleshooting Backlight doesn t operate A CONDW Symptom Charts Video 11 Adjust screen brightness setting Verify that backlight cable connection is secure Check display cable inverter board and logic board connections If display cable connection to logic board is loose replace brightness and speaker grill Verify that cables are not pinched or severed Replace inverter board Replace display Replace logic board quip E Troubleshooting No display but computer appears to operate correctly Symptom Charts Video 12 Note If sleep light is blinking and computer is not in sleep mode reset power manager 1 A CONDOM Insert disk into floppy drive and press Command e eject disk to verify that computer is working Adjust screen brightness setting Verify display cable inverter board trackpad keyboard and logic board connections If display cable connection to logic board is loose replace brightness and speaker grill Connect power adapter Replace inverter board Replace display Replace logic board quip lol Troubleshoot
36. in the lower slot the upper slot cannot be used The following are guidelines for properly handling PC Cards e Use only cards that are compatible with the PC Card unit Refer to the compatibility information that came with the card If you cannot find the compatibility information call the card vendor e Do not insert anything other than a PC Card into the card slots The computer must be on or off in order to eject a PC Card When the computer is in sleep mode a PC Card cannot be ejected e Before you eject a card make sure nothing is blocking the card s slot quip PC Card Handling 19 e f you want to use the card again immediately pull it out about an inch more and then push it back in If you don t follow this procedure and try to push the card back in to use it again the card will not engage properly Do not pull on a PC Card before it has been ejected out of the slot Forcing a PC Card out of the slot may damage the computer or the card lt u gt Service Source Specifications PowerBook 3400c PowerBook G3 lt u gt Introduction 1 Introduction You can also find specifications information for this product in the Spec Database which you can access in one of three ways Launch it directly by double clicking the Apple Spec Database runtime alias at the top level of the Main Service Source CD Select Apple Spec Database from the Service Source drop down main menu
37. ing Symptom Charts Video 13 Thin white line is always on at middle of screen An external monitor connected to the PowerBook shows no video An external monitor connected to the PowerBook shows either horizontal or vertical rolling or horizontal or vertical distortion 1 Change the desktop pattern if the line remains replace display Verify cable and cable connections between monitor and video board Verify monitor using another computer Replace logic board lt a gt lol Troubleshooting Symptom Charts Sound 14 No sound from speaker s Sound Verify that volume setting in Control Panel is above 0 Verify that no external speaker is plugged in Check display cable connections Check inverter board connections Replace display cable Replace inverter board Replace speaker s Replace logic board oo NON 02 lt a gt Troubleshooting Audio and video present but floppy drive in media bay does not operate Symptom Charts Floppy Drive 15 Floppy Drive Note The floppy drive cable referred to in this section is the cable inside of the floppy drive case Try known good floppy disk Check floppy drive cable connection Replace floppy drive cable Replace floppy drive Replace logic board 0 AUN quip Troubleshooting Disk ejects while booting display shows Mac icon with blinking X CONOUBKRWDY Symptom Charts Floppy Drive 16 Try k
38. isplay Assembly CPU Stiffener Infrared Window amp Board Media Bay LED amp Release Mechanism e ADB Door e O Door Note The I O shield sits on 2 posts and 2 slotted tabs 1 Lift off the I O EMI shield 2 Slide the reset actuator up and off the I O shield lt u gt lol Take Apart Floppy Drive 75 Floppy Drive Assembly Floppy Drive Before you begin remove the following e Floppy Drive Assembly quip lol Take Apart Floppy Drive 76 1 Using a 6 torx driver Floppy Drive Screw Top Case Sau ie 5 seis 7 metal rom the floppy arive Screw Screw assembly 2 Lift the floppy drive out of the bottom case if 3 Slide the metal top case off the floppy drive Estomi Case Siray plastic lt p lol Take Apart Floppy Drive 77 4 Using a dental pick disconnect the floppy drive cable from the floppy drive and the floppy drive board Floppy Drive Board lt p Floppy Drive 78 lol Take Apart Metal Plate i Bot tor Case Replacement Notes e Make sure the metal plate is seated on the bottom case quip Floppy Drive 79 lol Take Apart Install the top case Install both ends of the cable into its connectors Holding the assembly components tightly together slide the board into its slot and the drive into the bottom case Installthe 5 screws lt u gt fa Take Apart Display Assembly 80 Display Assembly Proce
39. mptom Charts Power 5 If sleep LED is continually on backup battery power has been interrupted Restart computer by holding down reset actuator 10 20 seconds If computer doesn t restart repeat 3 4 times Restart computer Disconnect power adapter remove battery and restart computer in 3 4 minutes Check power adapter cable Try known good charged battery Try known good power adapter Reset power manager Check all logic board cables and connections Replace keyboard 10 Replace power supply board 11 Replace logic board quip Troubleshooting After you remove battery some Control Panel settings are different Computer runs when plugged into wall outlet but not on battery power battery voltage is within tolerance N num RW Symptom Charts Power 6 Check keyboard and backup battery cables and connections Replace backup battery Replace logic board Reset power manager Reseat battery to make sure battery is mating with contacts on logic board Try known good battery Try known good power adapter Replace power supply board Replace logic board quip Troubleshooting Power adapter is plugged in but Control Strip doesn t indicate adapter is connected When Shutdown is selected with power adapter plugged in computer shuts down but immediately powers back up Symptom Charts Power 7 Verify that power adapter is connected correctly Try known good power
40. mputers have been working loose from their logic board connections The customer reported symptoms related to this issue include no display image or backlight while the computer is running Solution The solution in the 8 97 Hot Issue was to install a foam gasket to the underside of the brightness and speaker grill to keep the cable connector in place In fact the foam gasket is not available as a service part and cannot be ordered separately If customers report symptoms related to a loose PowerBook 3400 display cable intermittent or no display image backlight service providers should replace the brightness lt p ia Hot Issues PowerBook 3400 Battery Gasket Installation 8 97 6 and speaker grill part number 922 2488 All service grills come with the foam gasket installed PowerBook 3400 Battery Gasket Installation 8 97 Issue A small number of PowerBook 3400 computers running on battery power have unexpectedly shut down when jostled or when pressure was applied to the battery area The problem is due to intermittent battery contact Solution If a PowerBook 3400 exhibits the above problem Apple recommends adding a foam gasket to the inside of the battery bay to improve battery contact The gasket is available free of charge in a user installable kit To order the kit customers may call 1 888 273 3594 Alternatively service providers may install the gasket for lt gt ia Hot Issues PowerBook 3400 Batte
41. nown good system disk Verify that floppy disk is not locked Verify that trackpad and trackpad button are working Verify that keyboard is working Check floppy drive cable connection Replace floppy drive cable Replace floppy drive Replace logic board quip Troubleshooting Disk does not eject Disk initialization fails 1 N nw BR WwW a AUN Symptom Charts Floppy Drive 17 Switch off system and hold trackpad button down while you switch system on Eject disk manually by carefully inserting opened paper clip into hole near floppy drive slot Check floppy drive cable connection Replace floppy drive cable Replace floppy drive Replace logic board Try known good floppy disk Check floppy drive cable connection Replace floppy drive cable Replace floppy drive Replace logic board quip lol Troubleshooting Symptom Charts Floppy Drive 18 Read write copy error nounKRWD Try known good floppy disk Check floppy drive cable connection Try to format a floppy disk Replace floppy drive cable Replace floppy drive Replace logic board lt a gt lol Troubleshooting Symptom Charts Hard Drive 19 Hard Drive Internal hard drive does not spin up 1 2 3 4 5 6 7 Make sure power adapter is connected Disconnect external SCSI devices Check hard drive cable connection Replace hard drive cable Use Hard Drive Format to reinitialize drive Replace hard
42. on by pressing the Power key After the computer has started up select Shut Down from the Special menu Plug in the AC adapter If the computer remains shut down you will know that you have successfully reset the PRAM and power manager and your computer should now function normally If however the computer powers on when you plug in the AC adapter you need to reset the power manager quip PRAM and Power Manager Reset 8 Resetting the Power Manager Follow these steps to reset the power manager 1 2 Remove the battery Disconnect the AC adapter from the PowerBook and unplug it from the wall outlet Press and hold the Reset button for one minute Plug the AC adapter into the wall outlet Connect the AC adapter to the PowerBook It should now behave normally when you choose Shut Down from the Special menu lt u gt Battery Gasket Installation 9 Paper Backing Tacky Surface Wood Applicator Gasket Battery Gasket Installation The gasket kit comes with a set of foam gaskets and a wood applicator Use the applicator to place a gasket on the inside of the battery bay 1 Remove the battery from the PowerBook 3400 2 Remove the paper backing from the wood applicator and place the gasket adhesive side up on the applicator s lt p lol Additional Procedures Battery Gasket Installation 10 tacky surface 3 Remove the backing from the adhesive side of the gasket
43. ot pick up dust from the workspace 1 Detach the infrared cable from the logic board and slide the cable from under its tab on the CPU stiffener Remove the 2 inter changeable screws from the heatsink Lift the heatsink off and set it aside insulator side up lt u gt lol Take Apart Ethernet or Ethernet Modem Card 43 Ethernet or Ethernet Modem Card Ethernet or Ethernet Modem Card Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers e Palm Rest e Hard Drive e Power Supply Board lt gt o Take Apart Ethernet or Ethernet Modem Card 44 e Heatsink Note An ethernet card or an ethernet modem card is installed in this connector the connector is located near the front of the card 1 To prevent damage to its connector grasp the i r ethernet card or t ethernet modem card in kt front and pull it straight up and off C Replacement Note You che ee Ethernet m Ethernet Modem Card mE must Install the standoffs on poser the logic board before oh installing this card lol Take Apart Logic Board 45 Logic Board Mr Logic Board Before you begin remove the following Battery Floppy or CD ROM Drive Assembly Keyboard Brightness amp Speaker Grill Left amp Right Clutch Covers Palm
44. remove the 2 product name plates from the bezel o Take Apart Display Housing 87 2 Remove the 2 bumpers and 4 interchangeable screws from the bezel o Take Apart Display Housing Latches Latch Latches L Latches _____ Display Housing 88 3 Starting at the clutch end of the display housing use a flat blade screwdriver to carefully pry the plastics apart at the eight inner latch locations 4 Lift off the display housing Note Removal of the speaker grills which are not interchangeable is not necessary for further take apart Take Apart Display Housing Speaker Grill Display Housing 89 5 Lift the right and left speaker grills out of their slots on the housing Replacement Note Angle the display housing onto the bezel As you lower the housing into place snap in the side latches then the bottom latches fe Take Apart Latch 90 Latch Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill e Display Assembly e Display Housing lol Take Apart Latch 91 Note It s a good idea to remove the latch any time you re working inside the Spring Latch display assembly Removal allows the display to lay flat ye and evenly absorb any ere TEPE pressure exerted when r eeuabeiers Ye screws are installed ds
45. ry Gasket Installation 8 97 7 customers and can order the kit as service part number 076 0706 The installation is a warranty repair For instructions on installing the Battery Gasket see Battery Gasket Installation in the Additional Procedures chapter of this manual lt u gt Service Source Basics PowerBook 3400c PowerBook G3 lt u gt E Basics Product Overview 1 Product Overview PowerBook 3400c The PowerBook 3400c computer is an all in one notebook with several features that greatly increase its performance Its 603e microprocessor LIER Tell IIL TITS fi runs at a clock frequency of lt 2 180 200 or 240 MHz In 2 addition to the 256K L2 cache the PowerBook 3400c comes with 16 MB of RAM and is upgradeable to 144 MB lt gt Product Overview 2 The system includes a 1 2 or 3 GB hard drive optional CD ROM drive and standard 1 44 MB floppy drive And with its 12 1 display the screen is larger than previous PowerBook displays PowerBook G3 The PowerBook G3 is based on the PowerBook 3400c but due to its 250 MHz PowerPC G3 processor L2 backside cache and improved bus speed the PowerBook G3 is approximately twice as fast as the 240 MHz PowerBook 3400c The PowerBook G3 also includes more RAM on board a higher powered battery and a larger hard drive than the PowerBook 3400c In addition the PowerBook G3 is shipping with MacOS 8 w
46. s show whether the battery is fully charged three fourths charged one half charged or one fourth charged 1 To determine the actual battery charge push in quip Additional Procedures 2 the level indicator button to activate the indicator lights Power Adapter Verification No test is available for verifying the power adapter Try using a new power adapter if the computer cannot run off the existing one lt u gt Backup Battery Verification 3 Backup Battery Verification The backup battery saves the PRAM and power management information on the logic board when the computer is shut down To check that the backup battery is working follow the procedures below 1 Set the date and time 2 Perform a Shut Down from the Apple Menu or Special menu 3 Remove the main battery and disconnect the power adaptor for 10 minutes 4 Connect the power adaptor insert the battery and power on the computer 5 If the date and time were lost the backup battery may be dead or discharged lt gt Additional Procedures Backup Battery Verification 4 6 To recharge the backup battery leave the PowerBook plugged in for 48 hours It is ok to use it while it is charging 7 If the backup battery appears dead or will not charge replace the backup battery lt u gt PRAM and Power Manager Reset 5 PRAM and Power Manager Reset Caution Resetting parameter RAM PRAM erases the conten
47. s step in the Inverter Board chapter Note Because it is difficult to prevent kapton tape from sticking to itself or to aluminum where specified do not reuse the tape 1 Using a swizzle stick pry up the 4 pieces of kapton tape from the flaps of the display shield Display Cable 3 Display Cable 105 Dispose of the tape Disconnect the display cable from the display lol Take Apart Display Cable 106 4 Gently pull the microphone off the bezel Kapton Tape 5 Peel back the kapton tape from the Y section of the display cable Alignment Catch Holding Fins Microphone Display Cable lt p lol Take Apart Display Cable 107 Microphone Unwrap the display cable from the right clutch Lift the cable off its two holding pins slide it to the left and guide it off the alignment catch Using your fingers disconnect the microphone from the display cable quip Display Cable 108 Replacement Notes To ensure that the display is properly seated reassemble it in the following sequence noting the precautions Check that the display shield s grounding tabs for the microphone and the clutches are properly seated Install the microphone and attach its connector Install the display cable onto its 2 pins and slide it onto the alignment guide Wrap the display cable around the clutch and seat its grounding tab on the end of the clutch Reattach t
48. stall the inverter board onto its alignment guide and engage the tab quip fa Take Apart Inverter Board 101 e Holding the inverter frame slightly above the display connect the backlight and display Alignment connectors Guide and Carefully set the inverter Tab frame onto the display making sure the flap on the display shield is closed Backlight Display Connector Connector lt p a Take Apart Inverter Board 102 e Precisely align the inverter frame with the M shaped guide line on the display shield Guide Lines e Lay the backlight cable for within the guide line on Inverter the display shield making Frame sure it lies flat Kapton e Reattach the kapton tape Tape to the backlight cable pushing any excess cable into the bezel channel Guide Line for Backlight Cable Excess Cable in Bezel Channel lol Take Apart Display Cable 103 Display Cable Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Left amp Right Clutch Covers e Brightness amp Speaker Grill Display Assembly Display Housing Display Frame Inverter Board Display Cable Note For this procedure it lt gt o Take Apart Kapton Tape fon its quide lines Display Cable 104 is only necessary to disconnect the display cable from the inverter board not remove the inverter board Review the precaution for thi
49. t buttons and these ports sound input sound output and ADB lt a gt E Basics Logic Board 11 Logic Board Microprocessor Hard Drive Connector Fan The logic board includes Connector onboard RAM the PCMCIA Power mechanism and numerous Supply EEE connectors Connector peas Oli RAM Card 90006 a Connector LED Connector PCMCIA Ethernet Mechanism Modem Board PCMCIA Connector we SSS CD ROM or I os Floppy Drive Connector uU Infrared Keyboard Display Connector Connectors Connector Brightness amp Speaker Connector lt u gt Signals on the Video Connector 12 Signals on the Video Connector 5 ee rer KH OaunKRWNHL FBV 00 60 O N ec A on Signal Name RED GREEN BLUE MONID 0O GND AGND_VID 5V_IO 5 V GND HSYNC amp VSYNC VGA_ID MONID 2 HSYNC VSYNC MONID 1 Description Red video signal Green video signal Blue video signal Monitor ID signal 0 DDC return Analog video ground Power for I O device Ground VGA ID signal Monitor ID signal 2 Horizontal synchronization signal Vertical synchronization signal Monitor ID signal 1 lt u gt Battery Information 13 Battery Information Warning For the main battery use only the lit
50. the media bay crystal and gently pry up until the LED dislodges lt p lol Take Apart Media Bay LED amp Release Mechanism 63 Note The release mechanism assembly consists of a spring and plastic hook and eye 2 Remove the spring from the top of the media bay release mechanism lt p lol Take Apart Media Bay LED amp Release Mechanism 64 Caution The following step which frees the tightly installed release mechanism ae Release from the bottom case is B Mechanism N difficult to perform Be i careful not to break the plastic snaps 3 Inserting a flat blade screwdriver between one of the snaps and the release mechanism carefully but firmly force the snap outwards 4 Pull out the release mechanism lt gt lol Take Apart Media Bay LED amp Release Mechanism 65 Mechanism Replacement Notes e Install the plastic eye onto its round notch on the bottom case e Align the plastic hook with the eye and snap it into place on the bottom case e Install the spring onto its 2 pins on the release mechanism Hook Eye quip Media Bay LED amp Release Mechanism 66 Cable Replacement Note Gently bend the LED cable to the right so that its con nector rests outside the bottom case This will allow the cable to clear the stiffener as the stiffener is installed lt u gt lol Take Apart ADB Door 67 ADB Door
51. the same location or you will not be able to align the grill lt u gt lol Take Apart Left amp Right Clutch Covers 22 Left amp Right Clutch Covers Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill Right Clutch Cower lt gt fa Take Apart Left amp Right Clutch Covers 23 1 Right Clutch Cover Position the display assembly at 170 from the body of the computer Grasp the area of the clutch cover under the display Using a fingernail pull up from the seam in back and gently rock the cover until it releases Pull the cover straight up watching to clear the bottom of the display assembly lt p fa Take Apart Left amp Right Clutch Covers 24 Replacement Note Install the palm rest before installing the right amp left clutch covers The tabs on the palm rest fit under the clutch cover tabs lt u gt lol Take Apart Palm Rest 25 Palm Rest Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly e Keyboard e Brightness amp Speaker Grill e Left amp Right Clutch Covers Caution Be careful not to pull the trackpad cable out of the connector as you turn over the palm rest quip lol Take Apart Palm Rest 26 1 Grasp the right corner of the palm rest and pull it up 2 Grasp the top ridge of the palm rest an
52. ts of the RAM disk if there is one Resetting PRAM also restores the default settings in most control panels After you reset PRAM be sure to check any custom settings for the desktop pattern memory network AppleTalk trackpad power conservation and so forth Resetting PRAM Reset zap PRAM from the shutdown state Note that resetting PRAM when the computer is shut down also resets the power manager Follow these steps to reset PRAM 1 Unplug the AC adapter lt p PRAM and Power Manager Reset 6 Power on the computer by pressing the Power key Immediately hold down the Option Command P R keys Keep holding down these four keys until you have heard the startup chime at least one additional time after the initial startup chime If the PowerBook emits multiple chimes when you are holding down the Option Command P R keys skip to Step 7 Note Unlike other PowerBook models these PowerBook computers often emit only a single startup chime Then the screen goes dark blank and the green sleep light stays on it does not blink on and off as it does when the computer is in sleep mode Press the Reset button once and after a brief pause the PowerBook should start up quip PRAM and Power Manager Reset 7 Note If the PowerBook powers off and the sleep display light stays a solid green with no blinking press the Reset button again If the PowerBook does not power on from the Reset button turn the PowerBook
53. ttom Case 922 2487 3400 922 3330 G3 Feet amp Springs Kit 076 0505 Palm Rest 922 2498 922 2492 Right Clutch Cover 922 2494 Brightness amp Speaker Grill 922 2488 Heatsink 922 2485 3400 922 3260 G3 Ethernet Modem Card 661 1475 G3 661 1283 3400 Ethernet Card 661 1284 DRAM Expansion Card 661 1344 3400 PCMCIA Switch Board 922 1422 Infrared Cable 922 2473 661 1472 G3 661 1235 3400 661 1238 3400 Spacer Plate 922 2490 Alignment Guide 922 2491 Feet amp Springs Kit 076 0505 CPU Stiffener 922 2489 Expansion Bay Door Kit 076 0640 O Door i 922 2495 IR Board IR Window 922 1436 922 2469 3400 922 3332 G3 Floppy Drive Case Kit 076 0688 Floppy Drive Board 922 1632 Sleep lt D gt CD ROM Actuator X w gt Drive Assembly 922 1424 Ss 661 1290 3400 2 Trackpad 2 Drive Cable Button Trackpad Board 922 1674 922 2702 oe Battery w Cap Floppy Drive Z Trackpad Cable y P 922 1916 922 2471 3400 661 1360 Battery Cap 922 1685 G3 Battery no Cap 076 0719 G3 o Exploded View Bottom amp Display Assembly 2 Zw Left Display Housing Grill Display Housing 922 2480 922 2477 Right Display Housing Grill 922 2481 Display Frame ES 922 2474 Display g 661 1236 E I Inverter Board CPRC Int l Only 922 2468 Aco
54. u gt lol Take Apart Keyboard 12 Keyboard Keyboard Before you begin remove the following e Battery e Floppy or CD ROM Drive Assembly quip o Take Apart Keyboard 13 Close the computer and turn it upside down Remove the 3 interchangeable screws from the bottom case ie Take Apart Brightness amp Speaker Keyboard 14 3 Open the computer Caution If you pull the keyboard too far you will rip the keyboard cables out of their connectors Pull the keyboard just enough so its 4 interior tabs clear the brightness amp speaker grill 4 Inserting a flat blade screwdriver under the front of the keyboard lift the keyboard slightly up and toward you until you feel a slight resistance lol Take Apart Keyboard 15 5 Gently turn the keyboard onto the palm rest Caution To avoid damaging the backup battery wires gently pull them out of their 2 catches on the PCMCIA insulator Then move them to the side so they clear the right hand keyboard connector Keyboard Connectors 6 Using a dental pick detach the keyboard cables from their connectors Keyboard Turned Oyer lt p lol Take Apart Keyboard 16 Gasket 7 If a foam gasket is not already installed on the bottom of the keyboard install a gasket part number 922 3103 as illustrated Replacement Note As you replace each keyboard screw apply pressure to the area of t
55. uations Apple has released a modem driver update Since many users believed these issues were heat related they have had many dealers replace these modems This driver should resolve the issues and prevent needless hardware replacement The Modem Driver update is posted at the Apple Software Updates site Apple Software Updates can be found on the Service Source Companion 1 CD and online as follows America Online CompuServe ftp info apple com and ftp support apple com www info apple com and www support apple com The path for the update is Apple Software Updates US Macintosh Unsupported lt p PowerBook 3400 Modem Driver Update 4 PB 3400 Modem Driver Update img PB 3400 Modem Driver Update Info The software is in the form of a disk image and requires Disk Copy 6 1 or later or Disk Image Mounter or later These can be downloaded from the Utilities folder under Macintosh in the path listed above The Info article provides installation instructions Unsupported software is provided for customers to download and use but it is at your own risk Apple does not provide technical support for unsupported software This revision will be supported when it is rolled into the next official software update lt u gt ia Hot Issues PowerBook 3400 Display Cable Gasket Installation 8 97 and PowerBook 3400 Display Cable Gasket Installation 8 97 and 10 97 Issue The display cables on some PowerBook 3400 co
56. ustic Gasket 922 2484 Inverter Frame 922 2479 Display Inverter Cable 922 2467 Display Shield 922 2478 Microphone 922 2472 Clutch amp Sleeve 076 0645 Bezel 922 2476 Latch Display Kit 076 0602
57. vers e Brightness amp Speaker Grill Display Assembly Display Housing Display Frame Inverter Board Display Cable N cuten Clutch Se i gt Clutch 113 Grounding Tab Note For this procedure it is only necessary to disconnect the display cable from the inverter board not remove the inverter board Review the precaution for this removal in the Inverter Board chapter 1 Carefully fold up the clutch grounding tabs on the display shield 2 Lift each interchangeable clutch off its pins lt u gt lol Take Apart Bezel 114 Bezel Bezel Before you begin remove the following Battery Floppy or CD ROM Mechanism Keyboard Left amp Right Clutch Covers Brightness amp Speaker Grill Display Assembly Display Housing Display Frame Inverter Board Display Cable Display lt p Take Apart Sleep LED Bezel 115 e Clutch Note Removal of the LED is only necessary if you are replacing it 1 Remove the sleep LED Service Source Additional Procedures PowerBook 3400c PowerBook G3 lt u gt Battery Verification 1 Battery level indicator lights oo 0 0 eood seod pera Fully charged 3 4 charged 1 2 charged 1 4 charged Battery Verification The Control Strip on the desktop indicates the battery charge and the rate at which the battery is being used Note The battery level indicator light

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